Investigating the site's source code reveals a reference to a "CLOS Teaser Page".

Rumors have recently suggested that Konami is planning to announce a sequel to Castlevania: Lords of Shadow which would be in development for Wii U, Xbox 360, PlayStation 3 and Vita.

The source code also contains the following description text: "Dare you face the evil darkness? It is written that the creatures behind that door will return very soon to claim the souls of your loved ones, and send you straight to hell! Be aware!"

Castlevania: Lords of Shadow released in in 2010, and is regarded as one of the best 3D titles in the Castlevania series.